'commit'

dsSupport/Test/ElasticsearchToGreenPlum/ElasticsearchToGreenPlum.go

@@ -45,6 +45,7 @@ func main() {
 
 	//要同步的索引名称，也就是表名称
 	indexName := "org_school"
+	keys := make([]string, 0)
 	//从配置表中获取此索引对应的表中主键是哪个，目前只支持一个主键，无主键和多主键不支持
 	sql := "select * from t_dw_table where table_name=?"
 	list, _ := mysqlDb.SQL(sql, indexName).Query().List()
@@ -54,7 +55,7 @@ func main() {
 	pk := list[0]["field_name"].(string)
 	//取所有
 	CTX := context.Background()
-	result, err := esClient.Scroll().Index(indexName).Size(100).Do(CTX)
+	result, err := esClient.Scroll().Index(indexName).Size(200).Do(CTX)
 	if err != nil {
 		panic(err)
 	}
@@ -63,10 +64,10 @@ func main() {
 		resByte, _ := json.Marshal(result.Hits.Hits[i].Source)
 		resStr := string(resByte)
 		value := gjson.Get(resStr, "data_content")
-		addRecord(pk, value.String())
+		keys = addRecord(pk, value.String())
 	}
 	//批量执行
-	batchSave(indexName, pk)
+	batchSave(indexName, pk, keys)
 
 	//继续用的 scoll_id
 	scrollId := result.ScrollId
@@ -90,20 +91,21 @@ func main() {
 				resByte, _ := json.Marshal(result.Hits.Hits[i].Source)
 				resStr := string(resByte)
 				value := gjson.Get(resStr, "data_content")
-				addRecord(pk, value.String())
+				keys = addRecord(pk, value.String())
 			}
 		} else {
 			//没有数据了
 			break
 		}
 		//批量执行
-		batchSave(indexName, pk)
+		batchSave(indexName, pk, keys)
 	}
 }
 
 //后续优化为到达一定的阀值再提交一次，初步定为200一次
-func addRecord(pk string, jsonStr string) {
+func addRecord(pk string, jsonStr string) []string {
 	var mymap map[string]interface{}
+	var keys []string
 	if err := json.Unmarshal([]byte(jsonStr), &mymap); err == nil {
 		//组装pkArray,用来update enable_flag
 		switch (mymap[pk]).(type) {
@@ -118,7 +120,6 @@ func addRecord(pk string, jsonStr string) {
 		}
 		//另一个任务是组装insertStrArray,准备批量提交
 		//拿到key
-		var keys []string
 		for k := range mymap {
 			keys = append(keys, k)
 		}
@@ -141,50 +142,38 @@ func addRecord(pk string, jsonStr string) {
 				break
 			}
 		}
-		lineSql = lineSql[0 : len(lineSql)-1]
+		lineSql+="'"+CommonUtil.GetUUID()+"'"
 		insertStrArray = append(insertStrArray, lineSql)
 	} else {
 		fmt.Println(err.Error())
 	}
+	return keys
 }
 
 //提交
-func batchSave(tableName string, pkName string) {
+func batchSave(tableName string, pkName string, keys []string) {
-	//fmt.Println(pkStrArray)
-	//fmt.Println(insertStrArray)
 	var pkStr = ""
 	for i := range pkStrArray {
 		pkStr += "'" + pkStrArray[i] + "',"
 	}
 	pkStr = pkStr[0 : len(pkStr)-1]
-	sql := `update ` + tableName + " set enable_flag=0 where " + pkName + " in (" + pkStr+")"
+	sql := `update ` + tableName + " set enable_flag=0 where " + pkName + " in (" + pkStr + ")"
 	pgDb.SQL(sql).Execute()
-	/*
-	   	//插入
-	   	sql = `insert into ` + tableName + "("
-	   	var lineSql = ""
 
-	   	//根据key从m中拿元素，就是按顺序拿了
+	//插入
-	   	for _, k := range keys {
+	sql = `insert into ` + tableName + "("
-	   		sql += k + ","
+	//根据key从m中拿元素，就是按顺序拿了
-	   		switch mymap[k].(type) {
+	for _, k := range keys {
-	   		case string:
+		sql += k + ","
-	   			lineSql += "'" + mymap[k].(string) + "',"
+	}
-	   			break
+	sql+="uuid"
-	   		case int64:
+
-	   			lineSql += CommonUtil.ConvertInt64ToString(mymap[k].(int64)) + ","
+	var lineSql = ""
-	   			break
+	for i := range insertStrArray {
-	   		case float64:
+		lineSql += "(" + insertStrArray[i] + "),"
-	   			lineSql += fmt.Sprintf("%d", int64(mymap[k].(float64))) + ","
+	}
-	   			break
+	lineSql = lineSql[0 : len(lineSql)-1]
-	   		default:
+	sql += ") values " + lineSql + ";"
-	   			break
+	pgDb.SQL(sql).Execute()
-	   		}
+	fmt.Println("批量执行"+ CommonUtil.ConvertIntToString(len(insertStrArray))+"条.")
-	   	}
-	   	lineSql = lineSql[0 : len(lineSql)-1]
-	   	sql = sql[0 : len(sql)-1]
-	   	sql += ") values(" + lineSql + ");"
-	   } else {
-	   fmt.Println(err.Error())
-	*/
 }